PHP Variable Test – 2

1. What will be the output of the following PHP code?

<?php
$hello = "Hello World";
$bye = "Bye";
echo $hello;"$bye";
?>

2. What will be the output of the following PHP code?

<?php
var $one = 1;
var $two = 2;
echo $one / $two * $one / $two * $two;
?>

3. What will be the output of the following PHP code?

<?php
$four4 = 4;
$three3 = 3;
$two2 = 2;
echo $four4 + $three3 / $two2 - 1;
?>

4. What will be the output of the following PHP code?

<?php
$on$e = 1;
$tw$o = 2;
$thre$e = 3;
$fou$r = 4;
echo "$on$e / $tw$o + $thre$e / $fou$r"; 
?>

5. What will be the output of the following PHP code?

<?php
int $one = 1;
echo "$one";
?>

6. What will be the output of the following PHP code?

<?php
echo $red;
?>

7. What will be the output of the following PHP code?

<?php
one = 1;
two = 2;
three = 3;
four = 4;
echo "one / two + three / four";
?>

8. What will be the output of the following PHP code?

<?php
$on_e = 1;
$tw_o = 2;
$thre_e = 3;
$fou_r = 4;
echo $on_e / $tw_o + $thre_e / $fou_r; 
?>

9. What will be the output of the following PHP code?

<?php
$On_e = 1;
$tw_o = 2;
$thre_e = 3;
$fou_r = 4;
echo $on_e / $tw_o + $thre_e / $fou_r;
?>

10. What will be the output of the following PHP code?

<?php
$4four = 4;
$3three = 3;
$2two = 2;
echo $4four + $3three / $2two - 1;
?>